what's his debate advice for president obama and mitt romney? >> you've got to be able to look right into the screen and to communicate with the people. >> what does arnold schwarzenegger want to hear from the candidates? >> how are they going to bring both of the parties together and compromise rather than getting stuck in the idealogical corners. >> this is "piers morgan tonight." >>> good evening. our big story tonight, d-day. debate day is just 24 hours away. president obama and mitt romney are deep into their final debate preparation as the clock ticks down for the big event in so you not only have a huge responsibility, you have a tremendous opportunity. >> meanwhile, michelle obama has been stumping for her husband, the president, in ohio. >> this election will be even closer than the last one. that is the only guarantee. understand that. >> against that backdrop i sat down with the man who shocked the political establishment when he was elected governor of one of the biggest states of the union, arnold schwarzenegger has always been bigg